diff options
Diffstat (limited to 'src/c/elementaryFunctions/cosh/u8cosha.c')
-rw-r--r-- | src/c/elementaryFunctions/cosh/u8cosha.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/src/c/elementaryFunctions/cosh/u8cosha.c b/src/c/elementaryFunctions/cosh/u8cosha.c index b6d614f..9584b3e 100644 --- a/src/c/elementaryFunctions/cosh/u8cosha.c +++ b/src/c/elementaryFunctions/cosh/u8cosha.c @@ -1,6 +1,6 @@ /* * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab - * Copyright (C) 2008-2008 - INRIA - Bruno JOFRET + * Copyright (C) 2006-2008 - INRIA - Bruno JOFRET * * This file must be used under the terms of the CeCILL. * This source file is licensed as described in the file COPYING, which @@ -10,17 +10,11 @@ * */ -/* -// cosh(z) = 0.5 (exp(|z|) + exp(-|z|)) -// = 0.5 ( y + 1/y ) with y = exp(|z|) -*/ - -#include <math.h> #include "cosh.h" -#include "exp.h" -#include "abs.h" -float u8coshs(uint8 x) { - float y = u8exps(u8abss(x)); - return (0.5f * (y + 1.0f / y)); +void u8cosha(uint8* x, int size, uint8* y) { + int i = 0; + for (i = 0; i < size; ++i) { + y[i] = u8coshs(x[i]); + } } |